File: test_mathn.rb

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require 'test/unit'
require_relative 'ruby/envutil'

# mathn redefines too much. It must be isolated to child processes.
class TestMathn < Test::Unit::TestCase
  def test_power
    assert_in_out_err ['-r', 'mathn', '-e', 'a=1**2;!a'], "", [], [], '[ruby-core:25740]'
    assert_in_out_err ['-r', 'mathn', '-e', 'a=(1<<126)**2;!a'], "", [], [], '[ruby-core:25740]'
  end
end